How to Eliminate Fear in a Scene

80% of the fear comes from not knowing what is going to happen, ok? So this principle is exploited by amusements like roller coasters. Your body is telling you that you're not going to be ok, but you're actually very, very safe. That's why one of the best things you can do to eliminate fear in a scene is to eliminate uncertainty. Take away all the uncertainty. Boom, there goes 20 % of the fear.